and lucid enough to gethismirandarightsread to him, also thoughts he shot himself through the neck, that's been really brought into question now, as an eyewitness there to help take him down, looks like a cut or maybe something exploded, a shrapnel cut, those that the boston marathon, those that suffered during the explosion. he said i'm motivated by religion, that religion being islamic extremism or islam. he went on to say i have no outside ties. i'm not part of a larger group. isn't that convenient. >>steve: both brothers went to a mosque in cambridge. it was the older brother. clearly the younger brother was following the older brother in life in so many different ways. we told you a little bit yesterday about some of the outbursts the older brother had at the mosque in cambridge. for instance, back in november where they were talking about it was okay for muslims to celebrate american holidays like thanksgiving and the 4th of july and tamerlan, the older brother, stood up and argued. then in january there was a praise for martin luther king jr. and he got up and called someone a hyp

time now we have a suspect who already was readhismirandarights.he already have a lawyer present. and i don't think that should affect any trained interrogator, any trained interviewer in doing their job. we have been doing this for many, many years. we did it against terrorist suspects, organized crimes, people who are charged with treason, spies, and it always worked, and it always gets the intended results. >> in terms of this breaking news that we've just got tonight. again, this is a senior government official saying that the initial interrogation of dzhokhar tsarnaev in his hospital bed, he says that he and his brother were not in touch with any overseas terrorists or groups. they conceived the attack on their own, motivated he told them by religious fervor. that's the language that i have been given. how -- how should that be approached in terms of strategically trying to unwind any threats that might exist beyond these young men? they're saying they acted alone. but presumably, the thing that made them want to do this could make other people want to do this as well. >> su